K Kartik Sharma 🎓 Tutor III ⭐ 8.30K Points 📊 Angular Q. What does providedIn: 'root' do? (A) Creates multiple service instances (B) Provides service at component level (C) Registers service as singleton at root level (D) Disables DI 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (C) Registers service as singleton at root level Explanation: providedIn: 'root' creates a singleton service.